import Vue from 'vue'
import VueRouter from 'vue-router'
import '../assets/css/global.css'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/Users.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import GoodsList from '../components/goods/List.vue'
import GoodsAdd from '../components/goods/Add.vue'
import Order from '../components/order/Order.vue'
import Report from '../components/report/Report.vue'
Vue.use(VueRouter)

const router = new VueRouter({
  routes: [
    // 01路由重定向
    { path: '/', component: Login },
    { path: '/login', component: Login },
    // 当home地址时重定向（redirect）welcome地址
    {
      path: '/home',
      component: Home,
      redirect:'/welcome',
      children: [
        { path: '/welcome', component: Welcome },
        { path: '/users', component: Users },
        { path: '/rights', component: Rights },
        { path: '/roles', component: Roles },
        { path: '/categories', component: Cate },
        { path: '/params', component: Params },
        //第一个不是组件名称是路由名称
        { path: '/goods', component: GoodsList },
        { path: '/goods/add', component: GoodsAdd },
        { path: '/orders', component: Order },
        {path: '/reports', component: Report}
        
      ],
    },
  ],
})

// 挂载路由导航守卫

// to将要访问
// from从哪里来
// next放行 1.next()  2.next('/login')强制跳转

//！！！！！！ 目前数据库接口不可用，当可用时直接解开

router.beforeEach((to, from, next) => {
  if (to.path === '/login') return next()
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login')
  next()
})

export default router
